# Minimal configuration for a x230 to support flashrom, USB and networking
BOARD=x230.flash

export CONFIG_COREBOOT=y
CONFIG_FLASHROM=y
CONFIG_GPG=y
CONFIG_FLASHTOOLS=y
CONFIG_PCIUTILS=y
#CONFIG_MBEDTLS=y
#CONFIG_QRENCODE=y
#CONFIG_TPMTOTP=y
#CONFIG_DROPBEAR=y

CONFIG_LINUX_CONFIG=config/linux-x230-flash.config
CONFIG_LINUX_USB=y
CONFIG_LINUX_E1000E=y

export CONFIG_USB_BOOT_DEV="/dev/sdb1"
export CONFIG_BOOTSCRIPT=/bin/x230-flash.init

# This board is "special" in that we only want the top 4 MB of the ROM
# for flashing into SPI flash 1 on the mainboard.  This is enough to
# allow the board to boot into a minimal Heads and read the full
# ROM from an external USB media.
all: $(build)/$(BOARD)/$(BOARD).rom
$(build)/$(BOARD)/$(BOARD).rom: $(build)/$(BOARD)/coreboot.rom
	dd of=$@ if=$< bs=65536 count=64 skip=128
	sha256sum $@